ISRC USF461600039
Verified recording
USF461600039 is “Say Yes” by William Fitzsimmons,
registered on the CopyrightChains blockchain with CopyrightID
0x0dd2fd46b052721ac47b4b6c6f28ba4dbdc2244128a724560bd5c5f7c93fbe4a and independently timestamped
in Bitcoin block 960105 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USF461600039.
Recording identifiers
- ISRC
- USF461600039
- Title
- Say Yes
- Artist
- William Fitzsimmons
- CopyrightID (CopyrightChains transaction hash)
0x0dd2fd46b052721ac47b4b6c6f28ba4dbdc2244128a724560bd5c5f7c93fbe4a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:35:17+00:00
- Bitcoin block
- 960105
- Canonical record hash
sha256:9e0593381f762c8ccd304ce8650a5cfb4b3366a2b80b1e1164df7e00ceadd996- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USF461600039
- Bitcoin block existence check
- https://blockstream.info/api/block/960105